Question: When did Mulhouse stop being located in the administrative territorial entity of Upper Alsace?
Paraphrase: On what date did Mulhouse stop being located in Upper Alsace?
SPARQL (Wikidata): SELECT ?value WHERE { wd:Q79815 p:P131 ?s . ?s ps:P131 wd:Q1999970 . ?s pq:P582 ?value}